/* * gstvaapicontext.h - VA context abstraction * * Copyright (C) 2010-2011 Splitted-Desktop Systems * Copyright (C) 2011 Intel Corporation * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301 USA */ #ifndef GST_VAAPI_CONTEXT_H #define GST_VAAPI_CONTEXT_H #include #include #include #include #include G_BEGIN_DECLS #define GST_VAAPI_TYPE_CONTEXT \ (gst_vaapi_context_get_type()) #define GST_VAAPI_CONTEXT(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj), \ GST_VAAPI_TYPE_CONTEXT, \ GstVaapiContext)) #define GST_VAAPI_CONTEXT_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass), \ GST_VAAPI_TYPE_CONTEXT, \ GstVaapiContextClass)) #define GST_VAAPI_IS_CONTEXT(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_CONTEXT)) #define GST_VAAPI_IS_CONTEXT_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_CONTEXT)) #define GST_VAAPI_CONTEXT_GET_CLASS(obj) \ (G_TYPE_INSTANCE_GET_CLASS((obj), \ GST_VAAPI_TYPE_CONTEXT, \ GstVaapiContextClass)) typedef struct _GstVaapiContext GstVaapiContext; typedef struct _GstVaapiContextInfo GstVaapiContextInfo; typedef struct _GstVaapiContextPrivate GstVaapiContextPrivate; typedef struct _GstVaapiContextClass GstVaapiContextClass; /** * GstVaapiContextInfo: * * Structure holding VA context info like encoded size, decoder * profile and entry-point to use, and maximum number of reference * frames reported by the bitstream. */ struct _GstVaapiContextInfo { GstVaapiProfile profile; GstVaapiEntrypoint entrypoint; guint width; guint height; guint ref_frames; }; /** * GstVaapiContext: * * A VA context wrapper. */ struct _GstVaapiContext { /*< private >*/ GstVaapiObject parent_instance; GstVaapiContextPrivate *priv; }; /** * GstVaapiContextClass: * * A VA context wrapper class. */ struct _GstVaapiContextClass { /*< private >*/ GstVaapiObjectClass parent_class; }; GType gst_vaapi_context_get_type(void) G_GNUC_CONST; GstVaapiContext * gst_vaapi_context_new( GstVaapiDisplay *display, GstVaapiProfile profile, GstVaapiEntrypoint entrypoint, guint width, guint height ); GstVaapiContext * gst_vaapi_context_new_full(GstVaapiDisplay *display, GstVaapiContextInfo *cip); gboolean gst_vaapi_context_reset( GstVaapiContext *context, GstVaapiProfile profile, GstVaapiEntrypoint entrypoint, guint width, guint height ); gboolean gst_vaapi_context_reset_full(GstVaapiContext *context, GstVaapiContextInfo *cip); GstVaapiID gst_vaapi_context_get_id(GstVaapiContext *context); GstVaapiProfile gst_vaapi_context_get_profile(GstVaapiContext *context); gboolean gst_vaapi_context_set_profile(GstVaapiContext *context, GstVaapiProfile profile); GstVaapiEntrypoint gst_vaapi_context_get_entrypoint(GstVaapiContext *context); void gst_vaapi_context_get_size( GstVaapiContext *context, guint *pwidth, guint *pheight ); GstVaapiSurface * gst_vaapi_context_get_surface(GstVaapiContext *context); guint gst_vaapi_context_get_surface_count(GstVaapiContext *context); void gst_vaapi_context_put_surface(GstVaapiContext *context, GstVaapiSurface *surface); GstVaapiSurface * gst_vaapi_context_find_surface_by_id(GstVaapiContext *context, GstVaapiID id); gboolean gst_vaapi_context_apply_composition( GstVaapiContext *context, GstVideoOverlayComposition *composition ); G_END_DECLS #endif /* GST_VAAPI_CONTEXT_H */